68877284

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{5843}}^1$

素因数の和:6275

約数の個数: 24

約数和(自身を含む): 138105408

約数和(自身を除く): 69228124

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5843, 5894, 11686, 11788, 23372, 40901, 81802, 163604, 2459903, 4919806, 9839612, 17219321, 34438642, 68877284]

約数ペア:

[(1, 68877284), (2, 34438642), (4, 17219321), (7, 9839612), (14, 4919806), (28, 2459903), (421, 163604), (842, 81802), (1684, 40901), (2947, 23372), (5843, 11788), (5894, 11686)]